Home / 13,376,076.29-18,460,123.68-7,575,889.85

Finding the Fourth Proportional to 13,376,076.29, 18,460,123.68 and 7,575,889.85

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Solution

The fourth proportional to 13,376,076.29, 18,460,123.68 and 7,575,889.85 is: 10,455,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,076.29 : 18,460,123.68 = 7,575,889.85 : x
  2. Step 2: Convert to fraction form
    13,376,076.29/18,460,123.68 = 7,575,889.85/x
  3. Step 3: Cross multiply
    13,376,076.29x = 18,460,123.68 × 7,575,889.85
  4. Step 4: Simplify right side
    13,376,076.29x = 139,851,863,486,876.58
  5. Step 5: Solve for x
    x = 139,851,863,486,876.58/13,376,076.29
  6. Step 6: Final answer
    x = 10,455,372.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.